Andrew Cooper
Oct 13, 2023    Waikoloa, HI (map)
20cm f/6 Newtonian, Cave Astrola @ 136x
Seeing: 6 Transparency: 7 Moon: 0%

Small, bright, a ¼' halo around a 10th magnitude star, appears stellar at low power, no color or structure noted

Andrew Cooper
Dec 30, 2015    Waikoloa, HI (map)
28cm f/10 SCT, NexStar 11" Gypsy @ 233x
Seeing: 6 Transparency: 6 Moon: 0%

A very nice little planetary, one of the best IC objects, small central star obvious, a brighter inner disk surrounded by a fainter halo, bluish cast

Andrew Cooper
Jan 12, 2008    Hale Pohaku, Mauna Kea, HI (map)
46cm f/4.5 Deep Violet

Bright central star with a small halo, 20" diameter, stands magnification well and at 262x the halo appears to have a slight annular structure, but this may be an illusion caused by the bright central star, light green tinge

Andrew Cooper
Nov 23, 2006    Las Cienegas NCA, Pima Co., AZ (map)
46cm f/4.5 Deep Violet

Small, bright, central star dominates a round bright halo with a nice light blue color

Andrew Cooper
Dec 27, 2002    Sentinel, AZ (map)
46cm f/4.5 Deep Violet

Almost stellar planetary in Lepus, very sharp stellar core with a small halo, bright, but need power to show the non-stellar nature

Drawings, descriptions, and CCD photos are copyright Andrew Cooper unless otherwise noted, no usage without permission.

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